PIC18C658 MICROCHIP [Microchip Technology], PIC18C658 Datasheet - Page 289

• Manufacturer Part Number: PIC18C658
• Description: High-Performance Microcontrollers with CAN Module
• Manufacturer: MICROCHIP [Microchip Technology]

NEGF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
2000 Microchip Technology Inc.
Before Instruction
After Instruction
Decode
REG
N
OV
C
DC
Z
REG
N
OV
C
DC
Z
Q1
=
=
=
=
=
=
=
=
=
=
=
=
register ’f’
Negate f
[label]
0
a
( f ) + 1
N,OV, C, DC, Z
Location ’f’ is negated using two’s
complement. The result is placed in
the data memory location 'f'. If ’a’ is
0, the Access Bank will be
selected, overriding the BSR value.
If ’a’ is 1, the Bank will be selected
as per the BSR value.
1
1
NEGF
Read
0110
Q2
0011 1010 [0x3A]
?
?
?
?
?
1100 0110 [0xC6]
1
0
0
0
0
f
[0,1]
255
NEGF
REG
f
110a
Process
Data
Q3
f [,a]
ffff
Advanced Information
register ’f’
Write
Q4
ffff
NOP
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Decode
None.
Q1
operation
No Operation
[ label ]
None
No operation
None
No operation.
1
1
0000
1111
No
Q2
PIC18CXX8
NOP
0000
xxxx
operation
No
Q3
DS30475A-page 289
0000
xxxx
operation
No
Q4
0000
xxxx